To find: The type of sample described here. Also, explain if the sample is biased or not.
The type of sample is convenience and it is biased.
Given:
Would the students prefer the morning announcements to be posted on the school website asks a computer science teacher. He conducts a survey of his computer science pupils.
Explanation:
Using a convenience sample, a non-probability sampling technique, a representative sample is drawn from a population that is simple to reach or contact;
Since, survey is being performed by the computer science teacher on his class students as per his convenience. Thus, it is a convenience sample
The sample is biased because all the students of school are not involved in the sample.
Chapter 6 Solutions
Holt Mcdougal Larson Algebra 2: Student Edition 2012
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